package com.zzyl.nursing.service.impl;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.json.JSONUtil;
import com.alibaba.fastjson2.JSON;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

import java.lang.constant.Constable;
import java.time.LocalDateTime;
import java.util.Collection;
import java.util.List;
import java.util.Arrays;
import java.util.Objects;

import com.zzyl.common.exception.base.BaseException;
import com.zzyl.common.utils.CodeGenerator;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.nursing.domain.*;
import com.zzyl.nursing.dto.CheckInApplyDto;
import com.zzyl.nursing.dto.CheckInElderDto;
import com.zzyl.nursing.mapper.*;
import com.zzyl.nursing.vo.CheckInConfigVo;
import com.zzyl.nursing.vo.CheckInDetailVo;
import com.zzyl.nursing.vo.CheckInElderVo;
import com.zzyl.nursing.vo.ElderFamilyVo;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.stereotype.Service;
import com.zzyl.nursing.service.ICheckInService;
import org.springframework.transaction.annotation.Transactional;

/**
 * 入住Service业务层处理
 * 
 * @author zzy
 * @date 2025-07-25
 */
@Transactional
@Service
public class CheckInServiceImpl extends ServiceImpl<CheckInMapper,CheckIn> implements ICheckInService
{   @Autowired
private ContractMapper contractMapper;
    @Autowired
    private CheckInMapper checkInMapper;
    @Autowired
    private ElderMapper elderMapper;
    @Autowired
    private BedMapper bedMapper;
    @Autowired
    private CheckInConfigMapper checkInConfigMapper;


    @Override
    public CheckInDetailVo detail(Long id) {
        //查询出四张表的数据
        //查询入住信息
       CheckIn checkIn=checkInMapper.selectById(id);
       //查询入住配置信息
        CheckInConfig checkInConfig=checkInConfigMapper.selectOne(Wrappers.<CheckInConfig>lambdaQuery().eq(CheckInConfig::getCheckInId,id));
        //查询合同信息
        Contract contract=contractMapper.selectOne(Wrappers.<Contract>lambdaQuery()
                .eq(Contract::getElderId,checkIn.getElderId())
                .eq(Contract::getStatus,1)
                .orderByDesc(Contract::getCreateTime)
                .last("limit 1"));
        Elder elder = elderMapper.selectElderById(checkIn.getElderId());
        //2.0vo转换
        CheckInDetailVo vo=new CheckInDetailVo();

        CheckInElderVo checkInElderVo=new CheckInElderVo();
        BeanUtils.copyProperties(elder,checkInElderVo);
        vo.setCheckInElderVo(checkInElderVo);
        String remark=checkIn.getRemark();
        if(!Objects.isNull(remark)){
            List<ElderFamilyVo>elderFamilyVoList= JSONUtil.toList(remark,ElderFamilyVo.class);
            vo.setElderFamilyVoList(elderFamilyVoList);
        }
      CheckInConfigVo checkInConfigVo=new CheckInConfigVo();
        BeanUtils.copyProperties(checkIn,checkInConfigVo);
        checkInConfigVo.setStartDate(checkIn.getStartDate());
        checkInConfigVo.setEndDate(checkIn.getEndDate());
        checkInConfigVo.setBedNumber(checkIn.getBedNumber());
        vo.setCheckInConfigVo(checkInConfigVo);

        //合同
        vo.setContract(contract);
        return vo;
    }
    /**
     * 查询入住
     * 
     * @param id 入住主键
     * @return 入住
     */
    @Override
    public CheckIn selectCheckInById(Long id)
    {
        return checkInMapper.selectById(id);
    }

    /**
     * 查询入住列表
     * 
     * @param checkIn 入住
     * @return 入住
     */
    @Override
    public List<CheckIn> selectCheckInList(CheckIn checkIn)
    {
        return checkInMapper.selectCheckInList(checkIn);
    }

    /**
     * 新增入住
     * 
     * @param checkIn 入住
     * @return 结果
     */
    @Override
    public int insertCheckIn(CheckIn checkIn)
    {
        checkIn.setCreateTime(DateUtils.getNowDate());
        return checkInMapper.insert(checkIn);
    }

    /**
     * 修改入住
     * 
     * @param checkIn 入住
     * @return 结果
     */
    @Override
    public int updateCheckIn(CheckIn checkIn)
    {
        checkIn.setUpdateTime(DateUtils.getNowDate());
        return checkInMapper.updateById(checkIn);
    }

    /**
     * 批量删除入住
     * 
     * @param ids 需要删除的入住主键
     * @return 结果
     */
    @Override
    public int deleteCheckInByIds(Long[] ids)
    {
        return checkInMapper.deleteByIds(Arrays.asList(ids));
    }

    /**
     * 删除入住信息
     * 
     * @param id 入住主键
     * @return 结果
     */
    @Override
    public int deleteCheckInById(Long id)
    {
        return checkInMapper.deleteById(id);
    }

    @Override
    public void apply(CheckInApplyDto checkInApplyDto) {
        LambdaQueryWrapper<Elder>elderQueryWrapper =new LambdaQueryWrapper<>();
        elderQueryWrapper.eq(Elder::getIdCardNo,checkInApplyDto.getCheckInElderDto().getIdCardNo());
        elderQueryWrapper.eq(Elder::getStatus,1);
        Elder elder= elderMapper.selectOne(elderQueryWrapper);
        if(ObjectUtil.isNotEmpty(elder)){
            throw new BaseException("老人已经入住");
        }

        //更新床位的状态,已入住
        Bed bed=bedMapper.selectBedById(checkInApplyDto.getCheckInConfigDto().getBedId());
        bed.setBedStatus(1);
        bedMapper.updateById(bed);

        //保存或更新老人的数据
        elder = insertOrUpdate(bed,checkInApplyDto.getCheckInElderDto());
        //生成合同编号
        String contractNo="HT"+ CodeGenerator.generateContractNumber();

        //新增签约办理
        insertContract(contractNo,elder,checkInApplyDto);

        //新增入住信息
        CheckIn checkIn=insertCheckIn (elder,checkInApplyDto);
        //新增入住配置信息
        insertCheckInConfig(checkIn.getId(),checkInApplyDto);


    }



    private void insertCheckInConfig(Long id, CheckInApplyDto checkInApplyDto) {
        CheckInConfig checkInConfig=new CheckInConfig();
        BeanUtils.copyProperties(checkInApplyDto.getCheckInConfigDto(),checkInConfig);
        checkInConfig.setCheckInId(id);
        checkInConfigMapper.insert(checkInConfig);
    }


    /***
     * 新增入住信息
     */
    private CheckIn insertCheckIn(Elder elder,CheckInApplyDto checkInApplyDto){
        CheckIn checkIn=new CheckIn();
        checkIn.setElderId(elder.getId());
        checkIn.setElderName(elder.getName());
        checkIn.setIdCardNo(elder.getIdCardNo());
        checkIn.setNursingLevelName(checkInApplyDto.getCheckInConfigDto().getNursingLevelName());
        checkIn.setStartDate(checkInApplyDto.getCheckInConfigDto().getStartDate());
        checkIn.setEndDate(checkInApplyDto.getCheckInConfigDto().getEndDate());
        checkIn.setBedNumber(elder.getBedNumber());
        checkIn.setRemark(JSON.toJSONString(checkInApplyDto.getElderFamilyDtoList()));
        checkIn.setStatus(0);
        checkInMapper.insert(checkIn);
        return checkIn;
    }
    /***
     * 新增合同
     */


    private void insertContract(String contractNo, Elder elder, CheckInApplyDto checkInApplyDto) {
        Contract contract=new Contract();
        BeanUtils.copyProperties(checkInApplyDto.getCheckInContractDto(),contract);
        contract.setContractNumber(contractNo);
        contract.setElderName(elder.getName());
        contract.setElderId(elder.getId());
        contract.setContractName(elder.getName());
        //状态,开始时间,结束时间
        //签约时间小于等于当前时间,合同生效
        LocalDateTime checkInStartTime=checkInApplyDto.getCheckInConfigDto().getStartDate();
        LocalDateTime checkInEndTime=checkInApplyDto.getCheckInConfigDto().getEndDate();
        Integer status=checkInStartTime.isAfter(LocalDateTime.now())?1:0;
        contract.setStatus(status);
        contract.setStartDate(checkInStartTime);
        contract.setEndDate(checkInEndTime);
        contractMapper.insert(contract);
    }


    /**
     * 新增或者更新老人方法
     * @param bed
     * @param checkInElderDto
     * @return
     */
    private Elder insertOrUpdate(Bed bed, CheckInElderDto checkInElderDto) {
        Elder elder=new Elder();
        BeanUtils.copyProperties(checkInElderDto,elder);
        elder.setBedNumber(bed.getBedNumber());
        elder.setCreateTime(DateUtils.getNowDate());
        elder.setBedId(bed.getId());
        elder.setName(checkInElderDto.getName());
        elder.setStatus(1);
        //查询老人信息（身份证和状态 0）
        LambdaQueryWrapper<Elder>lambdaQueryWrapper=new LambdaQueryWrapper<>();
        lambdaQueryWrapper.eq(Elder::getIdCardNo,checkInElderDto.getIdCardNo()).eq(Elder::getStatus,0);
        Elder elderDb=elderMapper.selectOne(lambdaQueryWrapper);
        if(ObjectUtils.isNotEmpty(elderDb)){
            //修改
            elderMapper.updateById(elder);
        }else{
            //新增
            elderMapper.insert(elder);
        }
        return elder;
    }


}
